STM Tax Season Sale Discount Codes TAKE5 and STM10

STM 2.5" Aluminum Upper Intercooler Pipe Kit (Brushed) - Evo 7/8/9

STM Tuned Inc.


Vehicle Fitment:
2001-2006 Mitsubishi Lancer Evolution 7/8/9
(* Must have a small battery kit *)
(Pictured with TiAL flange and AIT bung.)

The STM 2.5" Upper Intercooler Pipe Kit for the Evolution VII-VIII-IX features smooth, mandrel bent, lightweight 2.5" aluminum piping with bead-rolled ends with your choice of blow off valve flange and the option for an AIT bung. Includes 6 stainless T-Bolt clamps and 3 high-quality black, silicone couplers.

This kit is designed to work with any manifold that utilizes the factory throttle body location, including OEM, Skunk2, Driven Innovations, AMS F1 and so on. The throttle body coupler is a 2.5" - 2.75."

These pipes will not clear a factory-sized battery. The STM Small Battery Kit is recommended for install.

These pipes have been test-fitted and are compatible with the STM, OEM and Buschur intercoolers, and they will also work with any aftermarket intercooler utilizing the stock-placement of piping such as ETS.

Lightweight 2.5" Aluminum Piping
Smooth Mandrel Bends
Bead-Rolled Pipe Ends
High-Quality Couplers
Stainless T-Bolt Clamps

Made in the USA!
Lifetime Warranty on STM Parts to the original purchaser against manufacturing defects.

Brushed Aluminum

Choice of Blow Off Valve Flange
Add AIT Bung (+$20)

(2) STM 2.5" Aluminum Pipes
(1) 2.5" x 4" Straight STM Black Silicone Coupler (C40B-250)
(1) 2.5" Hump STM Black Silicone Coupler (H40B-250)
(1) 2.5" - 2.75" Reducer STM Black Silicone Coupler (R40B-250/275)
(5) 2.5" Stainless Steel T-Bolt Clamps (94106-0288)
(1) 2.75" Stainless Steel T-Bolt Clamp (94100-0312)

Install Notes:
These pipes will not clear a factory-sized battery. The STM Small Battery Kit is required for install.

These pipes are aluminum and if you OVER-tighten the T-Clamps there is a chance of crimping the pipe. 

© All content is property of STM Tuned Inc

© All images are property of STM Tuned Inc

STM Boost Reward Points Earn 1% back on all website purchases! Sign up today!

Customer Reviews

Based on 2 reviews
Fits perfectly

My new piping fitted perfectly along with a brand new ETS 3.5" IC. I'm impressed at how nice the pipe looks in my engine bay!! All the hardward supplied was high quality too. Definitely worth it.

Glad to hear that, Jordan! Thanks for shopping with us
The best in the business

Love the quality and customer service from STM. High recommend, will be purchasing most if not all parts for my build. All around great company.


Thanks, Tomasz!

Cancer and Reproductive Harm